JSPM

Sendbird SDK for JavaScript

A cross platform, pure JS implementation of bottom sheets in React Native.

UI toolkit monorepo containing a React component library, UI utilities, a drag-and-drop library, and more

A JavaScript / Python / PHP cryptocurrency trading library with support for 130+ exchanges

Multicoin address validator for Bitcoin and other Altcoins.

Easy Keycloak setup for Angular applications

A JavaScript / Python / PHP cryptocurrency trading library with support for 130+ exchanges

A library for interacting with the NOWPayments API

sinon library extension to stub whole object and interfaces

A small utility to estimate the gas fee for the Ethereum transactions. It supports legacy fee and EIP-1559 fee.

Javascript easing functions based upon jQuery's easing functions, using Robert Penner's easing equations

Get the index of the first element in an array that returns truthy for the given value, using strict equality for comparisons.

Web3-Onboard makes it simple to connect Ethereum hardware and software wallets to your dapp. Features standardised spec compliant web3 providers for all supported wallets, framework agnostic modern javascript UI with code splitting, CSS customization, mul

A utility for transmux ts/mp4/flv

Data Structures of Javascript & TypeScript. Binary Tree, BST, Graph, Heap, Priority Queue, Linked List, Queue, Deque, Stack, AVL Tree, Tree Multiset, Trie, Directed Graph, Undirected Graph, Singly Linked List, Doubly Linked List, Max Heap, Max Priority Qu

TypeScript-based various types of solutions for TokenE projects only.

Zero dependency library for reading and parsing various files from `procfs` for Node.js, implemented in pure JS.

A simple, maximally extensible, dependency minimized framework for building modern Ethereum dApps

algonaut.js is a simplified Algorand transaction library built specifically for Browsers and Front End Development

A JavaScript / Python / PHP cryptocurrency trading library with support for 90+ exchanges

Experiments with RuuviTags and TS

A simple, maximally extensible, dependency minimized framework for building modern Ethereum dApps

A simple library for multiple inheritance in JavaScript.

Whal3s JavaScript Library

opinionated and handy js toolbelt

A simple, maximally extensible, dependency minimized framework for building modern Ethereum dApps

HMAC-based Extract-and-Expand Key Derivation Function (HKDF) using blake3

State Management Tailored-Made for JS Applications

A TypeScript library for ISO 4217 currency codes. Efficiently lookup and validate currency codes, retrieve associated countries, and more.

A simple, maximally extensible, dependency minimized framework for building modern Ethereum dApps

A TypeScript library for ISO 4217 currency codes. Efficiently lookup and validate currency codes, retrieve associated countries, and more.

A simple, maximally extensible, dependency minimized framework for building modern Ethereum dApps

A TypeScript library for ISO 4217 currency codes. Efficiently lookup and validate currency codes, retrieve associated countries, and more.

cryptocurrency ascii symbols

Functional TypeScript utility types such as Optional, Result and others.

Make CSS easier and more maintainable by using inline style objects

Various packages for Monero/CryptoNote cryptography and protocols

React Tabulator is based on tabulator - a JS table library with many advanced features.

Using sudo with password.

Hardhat plugin for eth-gas-reporter, a mocha reporter for Ethereum test suites

TypeScript ORM for Node.js based on Data Mapper, Unit of Work and Identity Map patterns. Supports MongoDB, MySQL, PostgreSQL and SQLite databases as well as usage with vanilla JavaScript.

TypeScript/JS lib for dashboard layout and creation, responsive, mobile support, no external dependencies, with many wrappers (React, Angular, Vue, Ember, knockout...)

An ESLint shareable config for Typescript

A simple, maximally extensible, dependency minimized framework for building modern Ethereum dApps

Moralis provides a single workflow for building high performance dapps. Fully compatible with your favorite web3 tools and services. This SDK brings the power of Moralis to your Unity projects.

A package to efficiently and accurately convert dates to Ethereum/L2 block numbers

A simple, maximally extensible, dependency minimized framework for building modern Ethereum dApps

Multicoin address validator for Bitcoin and other Altcoins.

Smart Contract Validator

TypeScript library for type-safe and lossless encoding and manipulation of world currencies and precious metals

Detect Browser, Engine, OS, CPU, and Device type/model from User-Agent data. Supports browser & node.js environment

Crypto wallet generator CLI tool

A simple, maximally extensible, dependency minimized framework for building modern HECO dApps

Module for connecting dApps to Web3-Onboard to ease connection

An efficient Ether and token balance scanner

Get the index of the first element in an array that returns truthy for the given value, using strict equality for comparisons.

Solidity smart contract utilities, token standards and other useful libraries and templates for your web3 development needs.

php date() work-alike for nodejs

A simple, maximally extensible, dependency minimized framework for building modern Ethereum dApps

A tree data structure that is always updated from the root, making easier to think in a reactive way.

A simple, maximally extensible, dependency minimized framework for building modern Ethereum dApps

A MetaMask compatible keyring, for D'CENT hardware wallets

A lightweight ethereum javascript wallet.

A lightweight ethereum javascript wallet.

Validate JavaScript code and report possible syntax errors

Mapbox GL JS plugin for switching language to the browser language.

Ethereum ethers.js vuex store module generator plugin for vue-cli 3. Build dapps!

Easy File Picker is a straightforward library with no dependencies to upload/pick/read files in the browser.

A simple, maximally extensible, dependency minimized framework for building modern Ethereum dApps

vue-cli plugin to add web3modal

Solana Javascript API

React Tabulator is based on tabulator - a JS table library with many advanced features.

Port of TweetNaCl cryptographic library to JavaScript

Detect NSFW content client side

Get all but the last element or last n elements of an array.

Functional BTC/ETH Wallet for Backend

Library to connect with dagger server and manage subscriptions for Ethereum

Mapbox GL JS plugin for switching language to the browser language.

Libsodium for Node.js

Business Rules Engine for JavaScript

A type detection utility for JavaScript